Fac/Fact (make, do)
Fac, fact
Latin facere, factum: to make, to do.
Biscuits are made in a factory near our town.
Factory
A building where goods are made by machines.
The textile factory in Tiruppur makes cotton T-shirts.
Fact
Something true; it first meant 'a thing done'.
It is a fact that the Ganga flows into the Bay of Bengal.
Remember: Fac = make or do. It often changes shape: perfect (made completely), effect, magnificent. Manufacture = make by hand, from Latin manus (hand) + facere.